Two northwestern Indiana schools have been temporarily closed after a school district employee tested positive for Legionnaires' disease.

A state analysis of local wind patterns suggest that the lead released by the mill complex could be blowing north and west toward Chicago or south toward the Indiana community of Chesterton.

The state Fire Prevention and Building Safety Commission voted Wednesday to let the ordinances from Chesterton and Porter County in northwestern Indiana take effect.

The pilot program uses scales embedded in the roadway along with cameras and laser measuring devices to weigh and gather other information about semi-trailer trucks.